KULSUM, Umi. ANALISIS ERGONOMI PADA PEMBELAJARAN DARING MENGGUNAKAN SMARTPHONE DI MASA PANDEMI COVID-19. JURNAL HANDAYANI PGSD FIP UNIMED, [S. l.], v. 13, n. 2, p. 24–34, 2022. DOI: 10.24114/jh.v13i2.41268. Disponível em: http://103.242.233.34/index.php/handayani/article/view/41268. Acesso em: 31 jan. 2025.